The Pro Farmer

Leaf miner

They are 2 mm length.

The adult fly lays egg in the leaf
The leafminer eating the leaf inside making mines
The leafminer becoming a cocoon and fall to the ground, there he will evolve to an adult fly

The larva is eating the green tissue of the leaves,

and making small tunnels in the leaves.         

As a result, the photosynthesis of the plants is reduced.

Without photosynthesis the plant’s growth stops,

and the fruits stay small or are no any.

Leafminers mines on tomato leaves
Leafminer mines on cannabis leaf

It is recommended to use at least 4 kinds of different pesticides,

and alternate between them every 3 days,

in order to overcome pest’s resistance, and completely exterminate them.

For further information about this, read this post , and this post also.

Best pesticides for leafminer,

Active ingredients:

1. Abamectin                  

  2. Spinosad                       

 3. Spinetoram             

 4. Cyromazine                

  5. Chlorantraniliprole     

6. Thiamethoxam          

 7. Cyantraniliprole

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